The world-record holder for the longest bridge stretching continuously over water.

Honoring the star of the “The Bob Newhart Show” which took place in the city of Chicago in the 1970s.

Small and slightly hidden, the American Writers Museum is preserving the legacy of America's finest authors.

The twin towers in this Chicago fountain use 50 foot tall video screens to spit on people.

Race through the maze, get your name on the sign.

An eerie smiling woman looms above the granite tombstones.

"X" marks the spot of an echo chamber in the middle of a plaza.

This brightly made over hotel hides decades of suicide, serial killers, and mysterious deaths.

In all of the 29 years it was in operation, no prisoners ever escaped successfully... or so they claim.

2300-year-old Roman road connecting the empire.

The intricate stonework of Machu Picchu serves as a testament to Incan engineers.

Instead of fruit, the branches of this tree are brimming with hopes and dreams.

Only known mainland rookery of the threatened Stellar sea lion.

On the Oregon coast is a natural hole that seems to be draining the sea.

This unique formation is characterized by hexagonal basalt rocks stacked in unique formations.

Nearly three tons of weapons from the Vietnam War still remain in this small, hidden museum.

Giant pagoda houses the car that drove Thích Quảng Đức to his death by self-immolation.

Meant to be a lavish presidential home, the palace became a symbol of the fall of South Vietnam.

Vietnam's largest Buddha statue depicts a female sage.

One of Vietnam's most iconic landmarks was built by Japanese traders and is now in danger of sinking.

A nightmare for the claustrophobic lies hidden in Southeast Asia.

Walk through a clothing store, across a courtyard, and up several flights of stairs for delicious coffee with a side of beautiful views.

Home of the unusual art of water puppetry, one of Vietnam's oldest curiosities.

An underground network of massive stone arches and their skylit vaults support ruins of portico structures above.